USNM 41341: Wasatchian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Morphotype #RR34; see Table A3 of Wilf 2000 (reference 7696) for additional information
Polypodiopsida - Schizaeales - Lygodiaceae
Morphotype #RR07; see Table A3 of Wilf 2000 (reference 7696) for additional information
Polypodiopsida - Salviniales - Salviniaceae
Salvinia preauriculata leaf Berry 1925
Morphotype #RR06; see Table A3 of Wilf 2000 (reference 7696) for additional information
Polypodiopsida - Cyatheales - Cyatheaceae
Morphotype #RR22; see Table A3 of Wilf 2000 (reference 7696) for additional information
Polypodiopsida - Blechnaceae
Woodwardia gravida leaf, non-seed repro Hickey 1977
Morphotype #FW19-47; see Table A3 of Wilf 2000 (reference 7696) for additional information
Polypodiopsida - Equisetales - Equisetaceae
Morphotype #FW21; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae - Magnoliales
Morphotype #RR12; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae - Zingiberales - Zingiberaceae
Morphotype #RR03; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae - Laurales - Lauraceae
Morphotype #RR46; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae - Malpighiales - Salicaceae
Morphotype #RR62; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae - Malpighiales - Euphorbiaceae
Morphotype #RR47; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae - Oxalidales - Elaeocarpaceae
Morphotype #RR18; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae - Fagales - Juglandaceae
Morphotype #RR01; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae - Rosales - Ulmaceae
Chaetoptelea microphylla leaf (Newberry 1868)
Morphotype #RR50; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae
Morphotype #RR40; see Table A3 of Wilf 2000 (reference 7696) for additional information
Morphotype #RR48; Dicot XXXVI of Wing, 1998; see Table A3 of Wilf 2000 (reference 7696) for additional information
Morphotype #RR67; see Table A3 of Wilf 2000 (reference 7696) for additional information
see common names

Geography
Country:United States State/province:Wyoming County:Sweetwater
Coordinates: 41.8° North, 108.0° West (view map)
Paleocoordinates:49.6° North, 81.1° West (Wright 2013)
Basis of coordinate:unpublished field data
Geographic resolution:small collection
Time
Period: Paleogene Epoch: Eocene
Stage: Ypresian 10 m.y. bin: Cenozoic 2
*Period:Tertiary *Epoch:Early/Lower Eocene
*Local age/stage:Wasatchian
Key time interval: Wasatchian
Age range of interval: 54.9 - 50.5 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Wasatch Member:Ramsey Ranch
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: lithified carbonaceous "shale"
Includes fossils?Y
Environment:wet floodplain Tectonic setting:intermontane basin
Taphonomy
Modes of preservation:adpression
Size of fossils:macrofossils
Spatial orientation:random
Temporal resolution:snapshot
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:selective quarrying,mechanical,field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:USNM
Collection method comments: Great Divide Basin; S shore 12 Mile Hole, USGS loc. 9179; NMNH Accession #OR420051
Metadata
Also known as:PW 9527
Database number:28720
Authorizer:P. Wilf Enterer:P. Wilf
Modifier:P. Wilf Research group:paleobotany
Created:2003-02-20 17:29:11 Last modified:2025-02-22 15:12:02
Access level:the public Released:2003-02-20 17:29:11
Creative Commons license:CC0
Reference information

Primary reference:
7696. P. Wilf. 2000. Late Paleocene-early Eocene climate changes in southwestern Wyoming: Paleobotanical analysis. Geological Society America Bulletin 112(2):292-307 [P. Wilf/P. Wilf/P. Wilf]